The Boulder City Police Department is responsible for law enforcement and community policing in Boulder City in Nevada. The department s investigation division consists of detective and narcotics bureaus. The Detective Bureau conducts follow-up investigations on felonies and misdemeanors, as well as prepares affidavits of arrest and search warrants. The bureau also maintains custody of evidence received and conducts crime scene investigations. The Narcotics Bureau suppresses the use and sale of illegal drugs through surveillance, investigation, interdiction and arrest. The Boulder City Police Department s Public Safety Communication Division receives telephone calls on 9-1-1 and nonemergency lines. The department provides various crime prevention programs, including the Cellular Citizens on Patrol and Bicycle I.D. It additionally operates patrol and animal contraol divisions.